package com.atguigu.oss.utils;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;

@Component
//常量类，读取配置文件application.properties中的配置
//当项目加载之后，InitializingBean可以先执行，初始化
public class ConstantPropertiesUtils implements InitializingBean{
//    @value:可以注入数据到变量

    //读取配置文件内容
    @Value("${aliyun.oss.file.endpoint}")
    private String endpoint;

    @Value("${aliyun.oss.file.keyid}")
    private String keyId;

    @Value("${aliyun.oss.file.keysecret}")
    private String keySecret;

    @Value("${aliyun.oss.file.bucketname}")
    private String bucketName;
    //定义公开静态常量
    public static String END_POIND;
    public static String ACCESS_KEY_ID;
    public static String ACCESS_KEY_SECRET;
    public static String BUCKET_NAME;

    @Override
    public void afterPropertiesSet() throws Exception {
        END_POIND = endpoint;
        ACCESS_KEY_ID = keyId;
        ACCESS_KEY_SECRET = keySecret;
        BUCKET_NAME = bucketName;
    }
}
